[  867.470662][T11106] PPP generic driver version 2.4.2
[  867.483291][T11106] NET: Registered PF_PPPOX protocol family
[  867.520292][T11106] l2tp_core: L2TP core driver, V2.0
[  867.528791][T11106] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  872.750792][T11180] ppp0: recursion detected
[  873.811320][T11144] ppp0: recursion detected